./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version eb692b52 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash cc13b64dc3b62a449f10c29409328e30b2dffcec867261e9f37e342e1eac6c4c --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-19 22:49:51,884 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-19 22:49:51,887 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-19 22:49:51,912 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-19 22:49:51,912 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-19 22:49:51,914 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-19 22:49:51,918 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-19 22:49:51,920 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-19 22:49:51,922 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-19 22:49:51,926 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-19 22:49:51,927 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-19 22:49:51,930 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-19 22:49:51,930 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-19 22:49:51,932 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-19 22:49:51,934 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-19 22:49:51,935 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-19 22:49:51,936 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-19 22:49:51,937 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-19 22:49:51,940 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-19 22:49:51,945 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-19 22:49:51,947 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-19 22:49:51,948 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-19 22:49:51,949 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-19 22:49:51,950 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-19 22:49:51,951 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-19 22:49:51,957 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-19 22:49:51,958 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-19 22:49:51,959 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-19 22:49:51,960 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-19 22:49:51,960 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-19 22:49:51,961 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-19 22:49:51,962 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-19 22:49:51,964 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-19 22:49:51,965 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-19 22:49:51,965 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-19 22:49:51,966 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-19 22:49:51,966 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-19 22:49:51,967 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-19 22:49:51,967 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-19 22:49:51,967 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-19 22:49:51,968 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-19 22:49:51,970 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-19 22:49:51,971 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-19 22:49:52,003 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-19 22:49:52,004 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-19 22:49:52,004 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-19 22:49:52,004 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-19 22:49:52,005 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-19 22:49:52,005 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-19 22:49:52,006 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-19 22:49:52,006 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-19 22:49:52,006 INFO L138 SettingsManager]: * Use SBE=true [2022-07-19 22:49:52,007 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-19 22:49:52,007 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-19 22:49:52,007 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-19 22:49:52,007 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-19 22:49:52,008 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-19 22:49:52,008 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-19 22:49:52,008 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-19 22:49:52,008 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-19 22:49:52,008 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-19 22:49:52,008 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-19 22:49:52,008 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-19 22:49:52,008 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-19 22:49:52,008 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-19 22:49:52,009 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-19 22:49:52,009 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-19 22:49:52,009 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-19 22:49:52,009 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-19 22:49:52,009 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-19 22:49:52,009 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-19 22:49:52,009 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-19 22:49:52,009 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-19 22:49:52,009 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cc13b64dc3b62a449f10c29409328e30b2dffcec867261e9f37e342e1eac6c4c [2022-07-19 22:49:52,247 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-19 22:49:52,267 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-19 22:49:52,270 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-19 22:49:52,271 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-19 22:49:52,272 INFO L275 PluginConnector]: CDTParser initialized [2022-07-19 22:49:52,273 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa.i [2022-07-19 22:49:52,336 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e11b0b8f/c765664780dd4708ba5f73dde15e6e1d/FLAGee57b9fbb [2022-07-19 22:49:53,191 INFO L306 CDTParser]: Found 1 translation units. [2022-07-19 22:49:53,192 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa.i [2022-07-19 22:49:53,242 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e11b0b8f/c765664780dd4708ba5f73dde15e6e1d/FLAGee57b9fbb [2022-07-19 22:49:53,349 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e11b0b8f/c765664780dd4708ba5f73dde15e6e1d [2022-07-19 22:49:53,352 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-19 22:49:53,354 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-19 22:49:53,356 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-19 22:49:53,356 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-19 22:49:53,359 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-19 22:49:53,360 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 10:49:53" (1/1) ... [2022-07-19 22:49:53,361 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62827fe5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:49:53, skipping insertion in model container [2022-07-19 22:49:53,361 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 10:49:53" (1/1) ... [2022-07-19 22:49:53,369 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-19 22:49:53,501 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-19 22:49:56,340 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa.i[340870,340883] [2022-07-19 22:49:56,512 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-19 22:49:56,584 INFO L203 MainTranslator]: Completed pre-run [2022-07-19 22:49:57,120 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa.i[340870,340883] [2022-07-19 22:49:57,134 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-19 22:49:57,312 INFO L208 MainTranslator]: Completed translation [2022-07-19 22:49:57,314 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:49:57 WrapperNode [2022-07-19 22:49:57,314 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-19 22:49:57,316 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-19 22:49:57,316 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-19 22:49:57,316 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-19 22:49:57,322 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:49:57" (1/1) ... [2022-07-19 22:49:57,505 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:49:57" (1/1) ... [2022-07-19 22:49:57,644 INFO L137 Inliner]: procedures = 460, calls = 4701, calls flagged for inlining = 236, calls inlined = 15, statements flattened = 2224 [2022-07-19 22:49:57,644 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-19 22:49:57,646 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-19 22:49:57,646 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-19 22:49:57,646 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-19 22:49:57,654 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:49:57" (1/1) ... [2022-07-19 22:49:57,655 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:49:57" (1/1) ... [2022-07-19 22:49:57,677 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:49:57" (1/1) ... [2022-07-19 22:49:57,679 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:49:57" (1/1) ... [2022-07-19 22:49:57,762 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:49:57" (1/1) ... [2022-07-19 22:49:57,776 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:49:57" (1/1) ... [2022-07-19 22:49:57,800 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:49:57" (1/1) ... [2022-07-19 22:49:57,824 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-19 22:49:57,826 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-19 22:49:57,826 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-19 22:49:57,827 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-19 22:49:57,828 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:49:57" (1/1) ... [2022-07-19 22:49:57,834 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-19 22:49:57,843 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 22:49:57,855 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-19 22:49:57,886 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-19 22:49:57,902 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2022-07-19 22:49:57,902 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2022-07-19 22:49:57,902 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-19 22:49:57,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-19 22:49:57,903 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface [2022-07-19 22:49:57,903 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface [2022-07-19 22:49:57,903 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2022-07-19 22:49:57,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2022-07-19 22:49:57,903 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pd_pcm_close [2022-07-19 22:49:57,903 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pd_pcm_close [2022-07-19 22:49:57,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-07-19 22:49:57,904 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2022-07-19 22:49:57,904 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2022-07-19 22:49:57,904 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2022-07-19 22:49:57,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2022-07-19 22:49:57,904 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2022-07-19 22:49:57,904 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2022-07-19 22:49:57,905 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-19 22:49:57,905 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2022-07-19 22:49:57,905 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2022-07-19 22:49:57,905 INFO L130 BoogieDeclarations]: Found specification of procedure fire_audio_urb [2022-07-19 22:49:57,905 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_audio_urb [2022-07-19 22:49:57,905 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2022-07-19 22:49:57,905 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2022-07-19 22:49:57,906 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-19 22:49:57,906 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-19 22:49:57,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-19 22:49:57,906 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pd_capture_open [2022-07-19 22:49:57,906 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pd_capture_open [2022-07-19 22:49:57,906 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2022-07-19 22:49:57,907 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2022-07-19 22:49:57,907 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_bulk_urbs_generic [2022-07-19 22:49:57,907 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_bulk_urbs_generic [2022-07-19 22:49:57,907 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-19 22:49:57,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-19 22:49:57,907 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-07-19 22:49:57,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-07-19 22:49:57,908 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-19 22:49:57,908 INFO L130 BoogieDeclarations]: Found specification of procedure free_all_urb_generic [2022-07-19 22:49:57,908 INFO L138 BoogieDeclarations]: Found implementation of procedure free_all_urb_generic [2022-07-19 22:49:57,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-19 22:49:57,909 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2022-07-19 22:49:57,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2022-07-19 22:49:57,909 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2022-07-19 22:49:57,909 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2022-07-19 22:49:57,909 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-07-19 22:49:57,910 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-07-19 22:49:57,910 INFO L130 BoogieDeclarations]: Found specification of procedure audio_buf_free [2022-07-19 22:49:57,910 INFO L138 BoogieDeclarations]: Found implementation of procedure audio_buf_free [2022-07-19 22:49:57,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-19 22:49:57,910 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pd_hw_capture_free [2022-07-19 22:49:57,911 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pd_hw_capture_free [2022-07-19 22:49:57,911 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2022-07-19 22:49:57,911 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2022-07-19 22:49:57,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-19 22:49:57,912 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pd_prepare [2022-07-19 22:49:57,912 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pd_prepare [2022-07-19 22:49:57,913 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-07-19 22:49:57,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-07-19 22:49:58,375 INFO L234 CfgBuilder]: Building ICFG [2022-07-19 22:49:58,377 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-19 22:51:11,052 INFO L275 CfgBuilder]: Performing block encoding [2022-07-19 22:51:11,059 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-19 22:51:11,060 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-19 22:51:11,062 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 10:51:11 BoogieIcfgContainer [2022-07-19 22:51:11,062 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-19 22:51:11,064 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-19 22:51:11,065 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-19 22:51:11,068 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-19 22:51:11,069 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.07 10:49:53" (1/3) ... [2022-07-19 22:51:11,069 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a59ee3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 10:51:11, skipping insertion in model container [2022-07-19 22:51:11,069 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:49:57" (2/3) ... [2022-07-19 22:51:11,070 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a59ee3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 10:51:11, skipping insertion in model container [2022-07-19 22:51:11,070 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 10:51:11" (3/3) ... [2022-07-19 22:51:11,071 INFO L111 eAbstractionObserver]: Analyzing ICFG main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa.i [2022-07-19 22:51:11,084 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-19 22:51:11,085 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-19 22:51:11,149 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-19 22:51:11,159 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@990a583, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@5e22f8c8 [2022-07-19 22:51:11,159 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-19 22:51:11,168 INFO L276 IsEmpty]: Start isEmpty. Operand has 212 states, 147 states have (on average 1.2993197278911566) internal successors, (191), 154 states have internal predecessors, (191), 39 states have call successors, (39), 24 states have call predecessors, (39), 24 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) [2022-07-19 22:51:11,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-07-19 22:51:11,178 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 22:51:11,178 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 22:51:11,179 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 22:51:11,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 22:51:11,186 INFO L85 PathProgramCache]: Analyzing trace with hash 419961069, now seen corresponding path program 1 times [2022-07-19 22:51:11,194 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 22:51:11,195 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1912593376] [2022-07-19 22:51:11,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:51:11,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 22:51:11,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:51:12,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 22:51:12,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:51:12,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-19 22:51:12,385 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 22:51:12,385 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1912593376] [2022-07-19 22:51:12,386 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1912593376] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 22:51:12,386 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 22:51:12,386 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-19 22:51:12,387 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1122781313] [2022-07-19 22:51:12,388 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 22:51:12,391 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-19 22:51:12,392 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 22:51:12,421 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-19 22:51:12,421 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-19 22:51:12,426 INFO L87 Difference]: Start difference. First operand has 212 states, 147 states have (on average 1.2993197278911566) internal successors, (191), 154 states have internal predecessors, (191), 39 states have call successors, (39), 24 states have call predecessors, (39), 24 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) Second operand has 4 states, 4 states have (on average 2.0) internal successors, (8), 3 states have internal predecessors, (8), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-19 22:51:14,598 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-19 22:51:16,714 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-19 22:51:17,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 22:51:17,311 INFO L93 Difference]: Finished difference Result 415 states and 538 transitions. [2022-07-19 22:51:17,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-19 22:51:17,315 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.0) internal successors, (8), 3 states have internal predecessors, (8), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 12 [2022-07-19 22:51:17,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 22:51:17,334 INFO L225 Difference]: With dead ends: 415 [2022-07-19 22:51:17,335 INFO L226 Difference]: Without dead ends: 203 [2022-07-19 22:51:17,341 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-19 22:51:17,346 INFO L413 NwaCegarLoop]: 217 mSDtfsCounter, 303 mSDsluCounter, 81 mSDsCounter, 0 mSdLazyCounter, 61 mSolverCounterSat, 89 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 320 SdHoareTripleChecker+Valid, 298 SdHoareTripleChecker+Invalid, 152 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 61 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2022-07-19 22:51:17,348 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [320 Valid, 298 Invalid, 152 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 61 Invalid, 2 Unknown, 0 Unchecked, 4.7s Time] [2022-07-19 22:51:17,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 203 states. [2022-07-19 22:51:17,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 203 to 203. [2022-07-19 22:51:17,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 203 states, 142 states have (on average 1.2816901408450705) internal successors, (182), 146 states have internal predecessors, (182), 38 states have call successors, (38), 24 states have call predecessors, (38), 22 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2022-07-19 22:51:17,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 203 states and 253 transitions. [2022-07-19 22:51:17,417 INFO L78 Accepts]: Start accepts. Automaton has 203 states and 253 transitions. Word has length 12 [2022-07-19 22:51:17,418 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 22:51:17,418 INFO L495 AbstractCegarLoop]: Abstraction has 203 states and 253 transitions. [2022-07-19 22:51:17,419 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.0) internal successors, (8), 3 states have internal predecessors, (8), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-19 22:51:17,419 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 253 transitions. [2022-07-19 22:51:17,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-07-19 22:51:17,420 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 22:51:17,420 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 22:51:17,421 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-19 22:51:17,422 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 22:51:17,422 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 22:51:17,422 INFO L85 PathProgramCache]: Analyzing trace with hash 133565879, now seen corresponding path program 1 times [2022-07-19 22:51:17,424 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 22:51:17,425 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1538270001] [2022-07-19 22:51:17,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:51:17,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 22:51:17,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:51:18,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 22:51:18,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:51:18,189 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-19 22:51:18,190 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 22:51:18,190 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1538270001] [2022-07-19 22:51:18,190 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1538270001] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 22:51:18,191 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 22:51:18,191 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-19 22:51:18,192 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [855115340] [2022-07-19 22:51:18,192 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 22:51:18,194 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-19 22:51:18,194 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 22:51:18,194 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-19 22:51:18,195 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-19 22:51:18,195 INFO L87 Difference]: Start difference. First operand 203 states and 253 transitions. Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-19 22:51:20,308 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-19 22:51:22,361 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-19 22:51:22,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 22:51:22,945 INFO L93 Difference]: Finished difference Result 205 states and 254 transitions. [2022-07-19 22:51:22,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-19 22:51:22,945 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 13 [2022-07-19 22:51:22,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 22:51:22,947 INFO L225 Difference]: With dead ends: 205 [2022-07-19 22:51:22,947 INFO L226 Difference]: Without dead ends: 202 [2022-07-19 22:51:22,948 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-19 22:51:22,949 INFO L413 NwaCegarLoop]: 212 mSDtfsCounter, 293 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 57 mSolverCounterSat, 87 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 309 SdHoareTripleChecker+Valid, 290 SdHoareTripleChecker+Invalid, 146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 57 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2022-07-19 22:51:22,949 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [309 Valid, 290 Invalid, 146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 57 Invalid, 2 Unknown, 0 Unchecked, 4.7s Time] [2022-07-19 22:51:22,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2022-07-19 22:51:22,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 202. [2022-07-19 22:51:22,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 202 states, 142 states have (on average 1.2746478873239437) internal successors, (181), 145 states have internal predecessors, (181), 37 states have call successors, (37), 24 states have call predecessors, (37), 22 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2022-07-19 22:51:22,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 251 transitions. [2022-07-19 22:51:22,971 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 251 transitions. Word has length 13 [2022-07-19 22:51:22,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 22:51:22,972 INFO L495 AbstractCegarLoop]: Abstraction has 202 states and 251 transitions. [2022-07-19 22:51:22,974 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-19 22:51:22,974 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 251 transitions. [2022-07-19 22:51:22,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-07-19 22:51:22,975 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 22:51:22,975 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 22:51:22,975 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-19 22:51:22,975 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 22:51:22,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 22:51:22,976 INFO L85 PathProgramCache]: Analyzing trace with hash -154745552, now seen corresponding path program 1 times [2022-07-19 22:51:22,976 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 22:51:22,976 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [828116480] [2022-07-19 22:51:22,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:51:22,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 22:51:23,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:51:23,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 22:51:23,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:51:23,574 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-19 22:51:23,575 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 22:51:23,575 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [828116480] [2022-07-19 22:51:23,575 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [828116480] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 22:51:23,576 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 22:51:23,576 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-19 22:51:23,576 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [65834018] [2022-07-19 22:51:23,576 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 22:51:23,577 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-19 22:51:23,577 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 22:51:23,577 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-19 22:51:23,577 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-19 22:51:23,578 INFO L87 Difference]: Start difference. First operand 202 states and 251 transitions. Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 3 states have internal predecessors, (10), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-19 22:51:25,700 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-19 22:51:27,838 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-19 22:51:28,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 22:51:28,276 INFO L93 Difference]: Finished difference Result 204 states and 252 transitions. [2022-07-19 22:51:28,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-19 22:51:28,277 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.5) internal successors, (10), 3 states have internal predecessors, (10), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 14 [2022-07-19 22:51:28,277 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 22:51:28,279 INFO L225 Difference]: With dead ends: 204 [2022-07-19 22:51:28,279 INFO L226 Difference]: Without dead ends: 201 [2022-07-19 22:51:28,279 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-19 22:51:28,280 INFO L413 NwaCegarLoop]: 211 mSDtfsCounter, 290 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 85 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 306 SdHoareTripleChecker+Valid, 289 SdHoareTripleChecker+Invalid, 143 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 85 IncrementalHoareTripleChecker+Valid, 56 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2022-07-19 22:51:28,281 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [306 Valid, 289 Invalid, 143 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [85 Valid, 56 Invalid, 2 Unknown, 0 Unchecked, 4.6s Time] [2022-07-19 22:51:28,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 201 states. [2022-07-19 22:51:28,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 201 to 201. [2022-07-19 22:51:28,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 201 states, 142 states have (on average 1.267605633802817) internal successors, (180), 144 states have internal predecessors, (180), 36 states have call successors, (36), 24 states have call predecessors, (36), 22 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2022-07-19 22:51:28,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 201 states and 249 transitions. [2022-07-19 22:51:28,295 INFO L78 Accepts]: Start accepts. Automaton has 201 states and 249 transitions. Word has length 14 [2022-07-19 22:51:28,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 22:51:28,296 INFO L495 AbstractCegarLoop]: Abstraction has 201 states and 249 transitions. [2022-07-19 22:51:28,296 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.5) internal successors, (10), 3 states have internal predecessors, (10), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-19 22:51:28,296 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 249 transitions. [2022-07-19 22:51:28,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-07-19 22:51:28,297 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 22:51:28,297 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 22:51:28,297 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-19 22:51:28,298 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 22:51:28,298 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 22:51:28,298 INFO L85 PathProgramCache]: Analyzing trace with hash -502460454, now seen corresponding path program 1 times [2022-07-19 22:51:28,298 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 22:51:28,299 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2006105019] [2022-07-19 22:51:28,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:51:28,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 22:51:28,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:51:28,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 22:51:28,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:51:28,910 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-19 22:51:28,910 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 22:51:28,910 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2006105019] [2022-07-19 22:51:28,911 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2006105019] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 22:51:28,911 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 22:51:28,911 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-19 22:51:28,911 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [761595032] [2022-07-19 22:51:28,911 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 22:51:28,912 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-19 22:51:28,912 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 22:51:28,912 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-19 22:51:28,913 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-19 22:51:28,913 INFO L87 Difference]: Start difference. First operand 201 states and 249 transitions. Second operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 3 states have internal predecessors, (11), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-19 22:51:31,038 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-19 22:51:33,108 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-19 22:51:33,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 22:51:33,532 INFO L93 Difference]: Finished difference Result 203 states and 250 transitions. [2022-07-19 22:51:33,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-19 22:51:33,533 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 3 states have internal predecessors, (11), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 15 [2022-07-19 22:51:33,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 22:51:33,534 INFO L225 Difference]: With dead ends: 203 [2022-07-19 22:51:33,534 INFO L226 Difference]: Without dead ends: 200 [2022-07-19 22:51:33,535 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-19 22:51:33,535 INFO L413 NwaCegarLoop]: 210 mSDtfsCounter, 287 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 55 mSolverCounterSat, 83 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 303 SdHoareTripleChecker+Valid, 288 SdHoareTripleChecker+Invalid, 140 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 55 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2022-07-19 22:51:33,536 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [303 Valid, 288 Invalid, 140 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 55 Invalid, 2 Unknown, 0 Unchecked, 4.5s Time] [2022-07-19 22:51:33,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 200 states. [2022-07-19 22:51:33,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 200 to 200. [2022-07-19 22:51:33,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 200 states, 142 states have (on average 1.2605633802816902) internal successors, (179), 143 states have internal predecessors, (179), 35 states have call successors, (35), 24 states have call predecessors, (35), 22 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2022-07-19 22:51:33,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 200 states and 247 transitions. [2022-07-19 22:51:33,564 INFO L78 Accepts]: Start accepts. Automaton has 200 states and 247 transitions. Word has length 15 [2022-07-19 22:51:33,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 22:51:33,565 INFO L495 AbstractCegarLoop]: Abstraction has 200 states and 247 transitions. [2022-07-19 22:51:33,565 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 3 states have internal predecessors, (11), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-19 22:51:33,565 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 247 transitions. [2022-07-19 22:51:33,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-07-19 22:51:33,566 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 22:51:33,566 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 22:51:33,566 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-19 22:51:33,567 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 22:51:33,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 22:51:33,567 INFO L85 PathProgramCache]: Analyzing trace with hash 1603284339, now seen corresponding path program 1 times [2022-07-19 22:51:33,568 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 22:51:33,568 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2094236421] [2022-07-19 22:51:33,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:51:33,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 22:51:33,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:51:34,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 22:51:34,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:51:34,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-19 22:51:34,134 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 22:51:34,134 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2094236421] [2022-07-19 22:51:34,134 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2094236421] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 22:51:34,134 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 22:51:34,135 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-19 22:51:34,135 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [376968069] [2022-07-19 22:51:34,135 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 22:51:34,135 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-19 22:51:34,135 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 22:51:34,136 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-19 22:51:34,136 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-19 22:51:34,136 INFO L87 Difference]: Start difference. First operand 200 states and 247 transitions. Second operand has 4 states, 4 states have (on average 3.0) internal successors, (12), 3 states have internal predecessors, (12), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-19 22:51:36,245 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-19 22:51:38,329 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-19 22:51:38,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 22:51:38,850 INFO L93 Difference]: Finished difference Result 200 states and 247 transitions. [2022-07-19 22:51:38,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-19 22:51:38,850 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.0) internal successors, (12), 3 states have internal predecessors, (12), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 16 [2022-07-19 22:51:38,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 22:51:38,851 INFO L225 Difference]: With dead ends: 200 [2022-07-19 22:51:38,851 INFO L226 Difference]: Without dead ends: 0 [2022-07-19 22:51:38,852 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-19 22:51:38,853 INFO L413 NwaCegarLoop]: 208 mSDtfsCounter, 282 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 81 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 298 SdHoareTripleChecker+Valid, 286 SdHoareTripleChecker+Invalid, 137 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2022-07-19 22:51:38,853 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [298 Valid, 286 Invalid, 137 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 54 Invalid, 2 Unknown, 0 Unchecked, 4.6s Time] [2022-07-19 22:51:38,854 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-19 22:51:38,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-19 22:51:38,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 22:51:38,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-19 22:51:38,855 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 16 [2022-07-19 22:51:38,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 22:51:38,855 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-19 22:51:38,856 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.0) internal successors, (12), 3 states have internal predecessors, (12), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-19 22:51:38,856 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-19 22:51:38,856 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-19 22:51:38,859 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-19 22:51:38,859 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-19 22:51:38,861 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-07-19 22:51:42,131 INFO L899 garLoopResultBuilder]: For program point usb_submit_urbFINAL(lines 12642 12644) no Hoare annotation was computed. [2022-07-19 22:51:42,132 INFO L899 garLoopResultBuilder]: For program point usb_submit_urbEXIT(lines 12642 12644) no Hoare annotation was computed. [2022-07-19 22:51:42,132 INFO L902 garLoopResultBuilder]: At program point usb_submit_urbENTRY(lines 12642 12644) the Hoare annotation is: true [2022-07-19 22:51:42,132 INFO L899 garLoopResultBuilder]: For program point usb_autopm_get_interfaceFINAL(lines 12584 12586) no Hoare annotation was computed. [2022-07-19 22:51:42,132 INFO L899 garLoopResultBuilder]: For program point usb_autopm_get_interfaceEXIT(lines 12584 12586) no Hoare annotation was computed. [2022-07-19 22:51:42,132 INFO L902 garLoopResultBuilder]: At program point usb_autopm_get_interfaceENTRY(lines 12584 12586) the Hoare annotation is: true [2022-07-19 22:51:42,132 INFO L899 garLoopResultBuilder]: For program point ldv_errorFINAL(lines 11814 11819) no Hoare annotation was computed. [2022-07-19 22:51:42,133 INFO L902 garLoopResultBuilder]: At program point ldv_errorENTRY(lines 11814 11819) the Hoare annotation is: true [2022-07-19 22:51:42,133 INFO L899 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 11817) no Hoare annotation was computed. [2022-07-19 22:51:42,134 INFO L899 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 11814 11819) no Hoare annotation was computed. [2022-07-19 22:51:42,134 INFO L899 garLoopResultBuilder]: For program point snd_pd_capture_openFINAL(lines 8249 8272) no Hoare annotation was computed. [2022-07-19 22:51:42,134 INFO L902 garLoopResultBuilder]: At program point L12557(lines 12556 12558) the Hoare annotation is: true [2022-07-19 22:51:42,134 INFO L899 garLoopResultBuilder]: For program point snd_pd_capture_openEXIT(lines 8249 8272) no Hoare annotation was computed. [2022-07-19 22:51:42,135 INFO L899 garLoopResultBuilder]: For program point L8268-1(line 8268) no Hoare annotation was computed. [2022-07-19 22:51:42,135 INFO L902 garLoopResultBuilder]: At program point L8268(line 8268) the Hoare annotation is: true [2022-07-19 22:51:42,135 INFO L899 garLoopResultBuilder]: For program point L8269-1(line 8269) no Hoare annotation was computed. [2022-07-19 22:51:42,135 INFO L902 garLoopResultBuilder]: At program point L8269(line 8269) the Hoare annotation is: true [2022-07-19 22:51:42,137 INFO L899 garLoopResultBuilder]: For program point L8258(lines 8258 8261) no Hoare annotation was computed. [2022-07-19 22:51:42,139 INFO L902 garLoopResultBuilder]: At program point snd_pd_capture_openENTRY(lines 8249 8272) the Hoare annotation is: true [2022-07-19 22:51:42,139 INFO L899 garLoopResultBuilder]: For program point kref_getFINAL(lines 12482 12484) no Hoare annotation was computed. [2022-07-19 22:51:42,139 INFO L902 garLoopResultBuilder]: At program point kref_getENTRY(lines 12482 12484) the Hoare annotation is: true [2022-07-19 22:51:42,140 INFO L899 garLoopResultBuilder]: For program point kref_getEXIT(lines 12482 12484) no Hoare annotation was computed. [2022-07-19 22:51:42,140 INFO L895 garLoopResultBuilder]: At program point ldv_initializeENTRY(lines 12362 12372) the Hoare annotation is: (and (= |old(~ldv_mutex_lock_of_poseidon~0)| ~ldv_mutex_lock_of_poseidon~0) (= |old(~ldv_mutex_vb_lock_of_videobuf_queue~0)| ~ldv_mutex_vb_lock_of_videobuf_queue~0) (= |old(~ldv_mutex_mutex_of_device~0)| ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 |old(~ldv_mutex_power_lock_of_snd_card~0)|) (= |old(~ldv_mutex_pm_mutex~0)| ~ldv_mutex_pm_mutex~0)) [2022-07-19 22:51:42,140 INFO L899 garLoopResultBuilder]: For program point ldv_initializeFINAL(lines 12362 12372) no Hoare annotation was computed. [2022-07-19 22:51:42,141 INFO L899 garLoopResultBuilder]: For program point ldv_initializeEXIT(lines 12362 12372) no Hoare annotation was computed. [2022-07-19 22:51:42,141 INFO L899 garLoopResultBuilder]: For program point usb_autopm_put_interfaceEXIT(lines 12587 12589) no Hoare annotation was computed. [2022-07-19 22:51:42,141 INFO L902 garLoopResultBuilder]: At program point usb_autopm_put_interfaceENTRY(lines 12587 12589) the Hoare annotation is: true [2022-07-19 22:51:42,141 INFO L899 garLoopResultBuilder]: For program point usb_autopm_put_interfaceFINAL(lines 12587 12589) no Hoare annotation was computed. [2022-07-19 22:51:42,141 INFO L899 garLoopResultBuilder]: For program point L8351(line 8351) no Hoare annotation was computed. [2022-07-19 22:51:42,141 INFO L899 garLoopResultBuilder]: For program point snd_pd_hw_capture_freeEXIT(lines 8342 8354) no Hoare annotation was computed. [2022-07-19 22:51:42,141 INFO L899 garLoopResultBuilder]: For program point L8347(lines 8347 8350) no Hoare annotation was computed. [2022-07-19 22:51:42,142 INFO L902 garLoopResultBuilder]: At program point L8347-2(lines 8347 8350) the Hoare annotation is: true [2022-07-19 22:51:42,142 INFO L902 garLoopResultBuilder]: At program point snd_pd_hw_capture_freeENTRY(lines 8342 8354) the Hoare annotation is: true [2022-07-19 22:51:42,142 INFO L899 garLoopResultBuilder]: For program point snd_pd_hw_capture_freeFINAL(lines 8342 8354) no Hoare annotation was computed. [2022-07-19 22:51:42,142 INFO L899 garLoopResultBuilder]: For program point fire_audio_urbEXIT(lines 8454 8481) no Hoare annotation was computed. [2022-07-19 22:51:42,142 INFO L902 garLoopResultBuilder]: At program point L8475(lines 8459 8480) the Hoare annotation is: true [2022-07-19 22:51:42,142 INFO L899 garLoopResultBuilder]: For program point L8468(lines 8468 8471) no Hoare annotation was computed. [2022-07-19 22:51:42,142 INFO L902 garLoopResultBuilder]: At program point L8467(line 8467) the Hoare annotation is: true [2022-07-19 22:51:42,142 INFO L899 garLoopResultBuilder]: For program point L8467-1(line 8467) no Hoare annotation was computed. [2022-07-19 22:51:42,142 INFO L899 garLoopResultBuilder]: For program point L8468-2(lines 8468 8471) no Hoare annotation was computed. [2022-07-19 22:51:42,142 INFO L902 garLoopResultBuilder]: At program point L8473(lines 8459 8480) the Hoare annotation is: true [2022-07-19 22:51:42,142 INFO L899 garLoopResultBuilder]: For program point fire_audio_urbFINAL(lines 8454 8481) no Hoare annotation was computed. [2022-07-19 22:51:42,142 INFO L899 garLoopResultBuilder]: For program point L8462-1(lines 8462 8463) no Hoare annotation was computed. [2022-07-19 22:51:42,142 INFO L902 garLoopResultBuilder]: At program point L8462(lines 8462 8463) the Hoare annotation is: true [2022-07-19 22:51:42,142 INFO L902 garLoopResultBuilder]: At program point fire_audio_urbENTRY(lines 8454 8481) the Hoare annotation is: true [2022-07-19 22:51:42,143 INFO L899 garLoopResultBuilder]: For program point usb_alloc_coherentFINAL(lines 12577 12579) no Hoare annotation was computed. [2022-07-19 22:51:42,143 INFO L899 garLoopResultBuilder]: For program point L12578-1(line 12578) no Hoare annotation was computed. [2022-07-19 22:51:42,143 INFO L902 garLoopResultBuilder]: At program point usb_alloc_coherentENTRY(lines 12577 12579) the Hoare annotation is: true [2022-07-19 22:51:42,143 INFO L902 garLoopResultBuilder]: At program point L12578(line 12578) the Hoare annotation is: true [2022-07-19 22:51:42,143 INFO L899 garLoopResultBuilder]: For program point usb_alloc_coherentEXIT(lines 12577 12579) no Hoare annotation was computed. [2022-07-19 22:51:42,143 INFO L899 garLoopResultBuilder]: For program point ldv_check_return_valueFINAL(lines 12492 12494) no Hoare annotation was computed. [2022-07-19 22:51:42,143 INFO L899 garLoopResultBuilder]: For program point ldv_check_return_valueEXIT(lines 12492 12494) no Hoare annotation was computed. [2022-07-19 22:51:42,143 INFO L902 garLoopResultBuilder]: At program point ldv_check_return_valueENTRY(lines 12492 12494) the Hoare annotation is: true [2022-07-19 22:51:42,143 INFO L899 garLoopResultBuilder]: For program point kref_putEXIT(lines 12489 12491) no Hoare annotation was computed. [2022-07-19 22:51:42,144 INFO L902 garLoopResultBuilder]: At program point kref_putENTRY(lines 12489 12491) the Hoare annotation is: true [2022-07-19 22:51:42,144 INFO L899 garLoopResultBuilder]: For program point kref_putFINAL(lines 12489 12491) no Hoare annotation was computed. [2022-07-19 22:51:42,144 INFO L902 garLoopResultBuilder]: At program point L12605(lines 12604 12606) the Hoare annotation is: true [2022-07-19 22:51:42,144 INFO L902 garLoopResultBuilder]: At program point L6145(lines 6132 6151) the Hoare annotation is: true [2022-07-19 22:51:42,144 INFO L899 garLoopResultBuilder]: For program point free_all_urb_genericFINAL(lines 6128 6152) no Hoare annotation was computed. [2022-07-19 22:51:42,144 INFO L899 garLoopResultBuilder]: For program point L6140-1(line 6140) no Hoare annotation was computed. [2022-07-19 22:51:42,145 INFO L902 garLoopResultBuilder]: At program point L6140(line 6140) the Hoare annotation is: true [2022-07-19 22:51:42,145 INFO L899 garLoopResultBuilder]: For program point L6137-2(lines 6137 6143) no Hoare annotation was computed. [2022-07-19 22:51:42,145 INFO L899 garLoopResultBuilder]: For program point L6137(lines 6137 6143) no Hoare annotation was computed. [2022-07-19 22:51:42,145 INFO L902 garLoopResultBuilder]: At program point free_all_urb_genericENTRY(lines 6128 6152) the Hoare annotation is: true [2022-07-19 22:51:42,145 INFO L902 garLoopResultBuilder]: At program point L6147(lines 6132 6151) the Hoare annotation is: true [2022-07-19 22:51:42,145 INFO L899 garLoopResultBuilder]: For program point free_all_urb_genericEXIT(lines 6128 6152) no Hoare annotation was computed. [2022-07-19 22:51:42,146 INFO L899 garLoopResultBuilder]: For program point ldv_handler_precallEXIT(lines 12498 12500) no Hoare annotation was computed. [2022-07-19 22:51:42,146 INFO L902 garLoopResultBuilder]: At program point ldv_handler_precallFINAL(lines 12498 12500) the Hoare annotation is: true [2022-07-19 22:51:42,146 INFO L899 garLoopResultBuilder]: For program point usb_free_urbEXIT(lines 12607 12609) no Hoare annotation was computed. [2022-07-19 22:51:42,146 INFO L902 garLoopResultBuilder]: At program point usb_free_urbENTRY(lines 12607 12609) the Hoare annotation is: true [2022-07-19 22:51:42,146 INFO L899 garLoopResultBuilder]: For program point usb_free_urbFINAL(lines 12607 12609) no Hoare annotation was computed. [2022-07-19 22:51:42,146 INFO L902 garLoopResultBuilder]: At program point __create_pipeENTRY(lines 5411 5416) the Hoare annotation is: true [2022-07-19 22:51:42,146 INFO L899 garLoopResultBuilder]: For program point __create_pipeFINAL(lines 5411 5416) no Hoare annotation was computed. [2022-07-19 22:51:42,147 INFO L899 garLoopResultBuilder]: For program point __create_pipeEXIT(lines 5411 5416) no Hoare annotation was computed. [2022-07-19 22:51:42,147 INFO L902 garLoopResultBuilder]: At program point snd_pd_pcm_closeENTRY(lines 8273 8286) the Hoare annotation is: true [2022-07-19 22:51:42,147 INFO L902 garLoopResultBuilder]: At program point L8282(line 8282) the Hoare annotation is: true [2022-07-19 22:51:42,147 INFO L899 garLoopResultBuilder]: For program point L8283-1(line 8283) no Hoare annotation was computed. [2022-07-19 22:51:42,147 INFO L902 garLoopResultBuilder]: At program point L8283(line 8283) the Hoare annotation is: true [2022-07-19 22:51:42,147 INFO L899 garLoopResultBuilder]: For program point snd_pd_pcm_closeEXIT(lines 8273 8286) no Hoare annotation was computed. [2022-07-19 22:51:42,147 INFO L899 garLoopResultBuilder]: For program point snd_pd_pcm_closeFINAL(lines 8273 8286) no Hoare annotation was computed. [2022-07-19 22:51:42,148 INFO L899 garLoopResultBuilder]: For program point L8282-1(line 8282) no Hoare annotation was computed. [2022-07-19 22:51:42,148 INFO L899 garLoopResultBuilder]: For program point snd_pd_prepareFINAL(lines 8355 8360) no Hoare annotation was computed. [2022-07-19 22:51:42,148 INFO L899 garLoopResultBuilder]: For program point snd_pd_prepareEXIT(lines 8355 8360) no Hoare annotation was computed. [2022-07-19 22:51:42,148 INFO L902 garLoopResultBuilder]: At program point snd_pd_prepareENTRY(lines 8355 8360) the Hoare annotation is: true [2022-07-19 22:51:42,148 INFO L902 garLoopResultBuilder]: At program point ldv_mallocENTRY(lines 5428 5437) the Hoare annotation is: true [2022-07-19 22:51:42,148 INFO L899 garLoopResultBuilder]: For program point L5430(lines 5430 5436) no Hoare annotation was computed. [2022-07-19 22:51:42,149 INFO L902 garLoopResultBuilder]: At program point L5426(lines 5424 5427) the Hoare annotation is: true [2022-07-19 22:51:42,149 INFO L899 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 5428 5437) no Hoare annotation was computed. [2022-07-19 22:51:42,149 INFO L899 garLoopResultBuilder]: For program point L5421(line 5421) no Hoare annotation was computed. [2022-07-19 22:51:42,149 INFO L899 garLoopResultBuilder]: For program point L5420(lines 5420 5422) no Hoare annotation was computed. [2022-07-19 22:51:42,149 INFO L899 garLoopResultBuilder]: For program point ldv_mallocFINAL(lines 5428 5437) no Hoare annotation was computed. [2022-07-19 22:51:42,149 INFO L902 garLoopResultBuilder]: At program point usb_alloc_urbENTRY(lines 12580 12582) the Hoare annotation is: true [2022-07-19 22:51:42,149 INFO L899 garLoopResultBuilder]: For program point L12581-1(line 12581) no Hoare annotation was computed. [2022-07-19 22:51:42,150 INFO L902 garLoopResultBuilder]: At program point L12581(line 12581) the Hoare annotation is: true [2022-07-19 22:51:42,150 INFO L899 garLoopResultBuilder]: For program point usb_alloc_urbFINAL(lines 12580 12582) no Hoare annotation was computed. [2022-07-19 22:51:42,150 INFO L899 garLoopResultBuilder]: For program point usb_alloc_urbEXIT(lines 12580 12582) no Hoare annotation was computed. [2022-07-19 22:51:42,150 INFO L895 garLoopResultBuilder]: At program point L12394(line 12394) the Hoare annotation is: (or (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) (not (= ~ldv_mutex_power_lock_of_snd_card~0 1)) (not (= ~ldv_mutex_lock_of_poseidon~0 1)) (not (= ~ldv_mutex_pm_mutex~0 1))) [2022-07-19 22:51:42,150 INFO L899 garLoopResultBuilder]: For program point L12390-1(lines 12375 12397) no Hoare annotation was computed. [2022-07-19 22:51:42,150 INFO L895 garLoopResultBuilder]: At program point L12386(line 12386) the Hoare annotation is: (or (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) (not (= ~ldv_mutex_power_lock_of_snd_card~0 1)) (not (= ~ldv_mutex_lock_of_poseidon~0 1)) (not (= ~ldv_mutex_pm_mutex~0 1))) [2022-07-19 22:51:42,151 INFO L899 garLoopResultBuilder]: For program point L12394-1(lines 12373 12398) no Hoare annotation was computed. [2022-07-19 22:51:42,151 INFO L899 garLoopResultBuilder]: For program point ldv_check_final_stateEXIT(lines 12373 12398) no Hoare annotation was computed. [2022-07-19 22:51:42,151 INFO L895 garLoopResultBuilder]: At program point L12390(line 12390) the Hoare annotation is: (or (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) (not (= ~ldv_mutex_power_lock_of_snd_card~0 1)) (not (= ~ldv_mutex_lock_of_poseidon~0 1)) (not (= ~ldv_mutex_pm_mutex~0 1))) [2022-07-19 22:51:42,151 INFO L902 garLoopResultBuilder]: At program point ldv_check_final_stateENTRY(lines 12373 12398) the Hoare annotation is: true [2022-07-19 22:51:42,151 INFO L899 garLoopResultBuilder]: For program point L12382-1(lines 12375 12397) no Hoare annotation was computed. [2022-07-19 22:51:42,151 INFO L895 garLoopResultBuilder]: At program point L12378(line 12378) the Hoare annotation is: (or (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) (not (= ~ldv_mutex_power_lock_of_snd_card~0 1)) (not (= ~ldv_mutex_lock_of_poseidon~0 1)) (not (= ~ldv_mutex_pm_mutex~0 1))) [2022-07-19 22:51:42,152 INFO L899 garLoopResultBuilder]: For program point L12386-1(lines 12375 12397) no Hoare annotation was computed. [2022-07-19 22:51:42,152 INFO L895 garLoopResultBuilder]: At program point L12382(line 12382) the Hoare annotation is: (or (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) (not (= ~ldv_mutex_power_lock_of_snd_card~0 1)) (not (= ~ldv_mutex_lock_of_poseidon~0 1)) (not (= ~ldv_mutex_pm_mutex~0 1))) [2022-07-19 22:51:42,152 INFO L899 garLoopResultBuilder]: For program point L12378-1(lines 12375 12397) no Hoare annotation was computed. [2022-07-19 22:51:42,152 INFO L899 garLoopResultBuilder]: For program point alloc_bulk_urbs_genericFINAL(lines 6089 6127) no Hoare annotation was computed. [2022-07-19 22:51:42,152 INFO L899 garLoopResultBuilder]: For program point L6109(lines 6109 6113) no Hoare annotation was computed. [2022-07-19 22:51:42,152 INFO L902 garLoopResultBuilder]: At program point L5401(lines 5389 5403) the Hoare annotation is: true [2022-07-19 22:51:42,152 INFO L902 garLoopResultBuilder]: At program point L6122(lines 6098 6126) the Hoare annotation is: true [2022-07-19 22:51:42,153 INFO L902 garLoopResultBuilder]: At program point L6120(lines 6098 6126) the Hoare annotation is: true [2022-07-19 22:51:42,153 INFO L902 garLoopResultBuilder]: At program point L6114(line 6114) the Hoare annotation is: true [2022-07-19 22:51:42,153 INFO L902 garLoopResultBuilder]: At program point L6110(line 6110) the Hoare annotation is: true [2022-07-19 22:51:42,153 INFO L899 garLoopResultBuilder]: For program point L6114-1(line 6114) no Hoare annotation was computed. [2022-07-19 22:51:42,153 INFO L899 garLoopResultBuilder]: For program point L6108-1(line 6108) no Hoare annotation was computed. [2022-07-19 22:51:42,153 INFO L899 garLoopResultBuilder]: For program point L6110-1(line 6110) no Hoare annotation was computed. [2022-07-19 22:51:42,153 INFO L902 garLoopResultBuilder]: At program point L6108(line 6108) the Hoare annotation is: true [2022-07-19 22:51:42,154 INFO L899 garLoopResultBuilder]: For program point L6102(line 6102) no Hoare annotation was computed. [2022-07-19 22:51:42,154 INFO L899 garLoopResultBuilder]: For program point L6104(lines 6104 6107) no Hoare annotation was computed. [2022-07-19 22:51:42,154 INFO L902 garLoopResultBuilder]: At program point alloc_bulk_urbs_genericENTRY(lines 6089 6127) the Hoare annotation is: true [2022-07-19 22:51:42,154 INFO L899 garLoopResultBuilder]: For program point alloc_bulk_urbs_genericEXIT(lines 6089 6127) no Hoare annotation was computed. [2022-07-19 22:51:42,154 INFO L899 garLoopResultBuilder]: For program point L12736-1(line 12736) no Hoare annotation was computed. [2022-07-19 22:51:42,154 INFO L895 garLoopResultBuilder]: At program point L8673(line 8673) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-19 22:51:42,155 INFO L895 garLoopResultBuilder]: At program point L12736-2(lines 12735 12737) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-19 22:51:42,155 INFO L899 garLoopResultBuilder]: For program point L8673-1(line 8673) no Hoare annotation was computed. [2022-07-19 22:51:42,155 INFO L895 garLoopResultBuilder]: At program point L12736(line 12736) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-19 22:51:42,155 INFO L895 garLoopResultBuilder]: At program point L8665(line 8665) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-19 22:51:42,155 INFO L899 garLoopResultBuilder]: For program point L8632(lines 8632 8642) no Hoare annotation was computed. [2022-07-19 22:51:42,155 INFO L899 garLoopResultBuilder]: For program point L8665-1(line 8665) no Hoare annotation was computed. [2022-07-19 22:51:42,155 INFO L899 garLoopResultBuilder]: For program point L8682(lines 8682 8685) no Hoare annotation was computed. [2022-07-19 22:51:42,156 INFO L895 garLoopResultBuilder]: At program point L8657(line 8657) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-19 22:51:42,156 INFO L895 garLoopResultBuilder]: At program point L8657-1(line 8657) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-19 22:51:42,156 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-07-19 22:51:42,156 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-07-19 22:51:42,156 INFO L899 garLoopResultBuilder]: For program point L8658(line 8658) no Hoare annotation was computed. [2022-07-19 22:51:42,156 INFO L895 garLoopResultBuilder]: At program point L8633(line 8633) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-19 22:51:42,157 INFO L895 garLoopResultBuilder]: At program point L8633-1(line 8633) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-19 22:51:42,157 INFO L895 garLoopResultBuilder]: At program point L8683(lines 8623 8689) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-19 22:51:42,157 INFO L895 garLoopResultBuilder]: At program point L8237(lines 8233 8239) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-19 22:51:42,157 INFO L899 garLoopResultBuilder]: For program point L8518(line 8518) no Hoare annotation was computed. [2022-07-19 22:51:42,157 INFO L899 garLoopResultBuilder]: For program point L8510-1(line 8510) no Hoare annotation was computed. [2022-07-19 22:51:42,157 INFO L899 garLoopResultBuilder]: For program point L8634(line 8634) no Hoare annotation was computed. [2022-07-19 22:51:42,158 INFO L895 garLoopResultBuilder]: At program point L8510(line 8510) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-19 22:51:42,158 INFO L895 garLoopResultBuilder]: At program point L8312(lines 8287 8314) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-19 22:51:42,158 INFO L902 garLoopResultBuilder]: At program point L8626(line 8626) the Hoare annotation is: true [2022-07-19 22:51:42,158 INFO L895 garLoopResultBuilder]: At program point L12739(line 12739) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-19 22:51:42,158 INFO L899 garLoopResultBuilder]: For program point L12739-1(line 12739) no Hoare annotation was computed. [2022-07-19 22:51:42,158 INFO L899 garLoopResultBuilder]: For program point L8676(line 8676) no Hoare annotation was computed. [2022-07-19 22:51:42,159 INFO L899 garLoopResultBuilder]: For program point L8668(line 8668) no Hoare annotation was computed. [2022-07-19 22:51:42,159 INFO L895 garLoopResultBuilder]: At program point L8635(line 8635) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-19 22:51:42,159 INFO L899 garLoopResultBuilder]: For program point L8635-1(lines 8632 8641) no Hoare annotation was computed. [2022-07-19 22:51:42,159 INFO L895 garLoopResultBuilder]: At program point L12739-2(lines 12738 12740) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-19 22:51:42,159 INFO L899 garLoopResultBuilder]: For program point L8660(line 8660) no Hoare annotation was computed. [2022-07-19 22:51:42,159 INFO L899 garLoopResultBuilder]: For program point L8652(line 8652) no Hoare annotation was computed. [2022-07-19 22:51:42,160 INFO L899 garLoopResultBuilder]: For program point L8495(lines 8495 8520) no Hoare annotation was computed. [2022-07-19 22:51:42,160 INFO L899 garLoopResultBuilder]: For program point L8644(line 8644) no Hoare annotation was computed. [2022-07-19 22:51:42,160 INFO L899 garLoopResultBuilder]: For program point L8297-2(lines 8297 8304) no Hoare annotation was computed. [2022-07-19 22:51:42,160 INFO L899 garLoopResultBuilder]: For program point L8297(lines 8297 8304) no Hoare annotation was computed. [2022-07-19 22:51:42,160 INFO L895 garLoopResultBuilder]: At program point L8669(line 8669) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-19 22:51:42,160 INFO L899 garLoopResultBuilder]: For program point L8669-1(line 8669) no Hoare annotation was computed. [2022-07-19 22:51:42,160 INFO L899 garLoopResultBuilder]: For program point L8512(line 8512) no Hoare annotation was computed. [2022-07-19 22:51:42,161 INFO L895 garLoopResultBuilder]: At program point L8661(line 8661) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-19 22:51:42,161 INFO L895 garLoopResultBuilder]: At program point L8661-1(line 8661) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-19 22:51:42,161 INFO L895 garLoopResultBuilder]: At program point L8653(line 8653) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-19 22:51:42,161 INFO L899 garLoopResultBuilder]: For program point L8653-1(line 8653) no Hoare annotation was computed. [2022-07-19 22:51:42,161 INFO L899 garLoopResultBuilder]: For program point L8298(lines 8298 8301) no Hoare annotation was computed. [2022-07-19 22:51:42,161 INFO L899 garLoopResultBuilder]: For program point L8496(line 8496) no Hoare annotation was computed. [2022-07-19 22:51:42,162 INFO L899 garLoopResultBuilder]: For program point L8496-2(line 8496) no Hoare annotation was computed. [2022-07-19 22:51:42,162 INFO L895 garLoopResultBuilder]: At program point L8686(lines 8623 8689) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-19 22:51:42,162 INFO L899 garLoopResultBuilder]: For program point L8645(lines 8645 8650) no Hoare annotation was computed. [2022-07-19 22:51:42,162 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-19 22:51:42,162 INFO L895 garLoopResultBuilder]: At program point L8530(lines 8523 8532) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-19 22:51:42,162 INFO L899 garLoopResultBuilder]: For program point L8307(lines 8307 8311) no Hoare annotation was computed. [2022-07-19 22:51:42,163 INFO L899 garLoopResultBuilder]: For program point L8662(line 8662) no Hoare annotation was computed. [2022-07-19 22:51:42,163 INFO L899 garLoopResultBuilder]: For program point L8497(line 8497) no Hoare annotation was computed. [2022-07-19 22:51:42,163 INFO L899 garLoopResultBuilder]: For program point L8687(line 8687) no Hoare annotation was computed. [2022-07-19 22:51:42,163 INFO L895 garLoopResultBuilder]: At program point L8646-1(line 8646) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-19 22:51:42,163 INFO L895 garLoopResultBuilder]: At program point L8679(lines 8623 8689) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-19 22:51:42,163 INFO L895 garLoopResultBuilder]: At program point L8646(line 8646) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-19 22:51:42,164 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-07-19 22:51:42,164 INFO L899 garLoopResultBuilder]: For program point L8506(lines 8506 8509) no Hoare annotation was computed. [2022-07-19 22:51:42,164 INFO L899 garLoopResultBuilder]: For program point L8498(lines 8498 8501) no Hoare annotation was computed. [2022-07-19 22:51:42,164 INFO L899 garLoopResultBuilder]: For program point L8630(lines 8630 8678) no Hoare annotation was computed. [2022-07-19 22:51:42,164 INFO L899 garLoopResultBuilder]: For program point L8490(lines 8490 8494) no Hoare annotation was computed. [2022-07-19 22:51:42,164 INFO L895 garLoopResultBuilder]: At program point L8688(lines 8613 8690) the Hoare annotation is: (= ~ldv_mutex_lock_of_poseidon~0 1) [2022-07-19 22:51:42,164 INFO L899 garLoopResultBuilder]: For program point L8515(line 8515) no Hoare annotation was computed. [2022-07-19 22:51:42,165 INFO L895 garLoopResultBuilder]: At program point L8482(lines 8482 8522) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-19 22:51:42,165 INFO L899 garLoopResultBuilder]: For program point L8490-2(lines 8490 8494) no Hoare annotation was computed. [2022-07-19 22:51:42,165 INFO L899 garLoopResultBuilder]: For program point L8647(line 8647) no Hoare annotation was computed. [2022-07-19 22:51:42,165 INFO L895 garLoopResultBuilder]: At program point L8540(lines 8533 8542) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-19 22:51:42,165 INFO L899 garLoopResultBuilder]: For program point L8672(line 8672) no Hoare annotation was computed. [2022-07-19 22:51:42,165 INFO L895 garLoopResultBuilder]: At program point L12661(lines 12660 12662) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-19 22:51:42,166 INFO L899 garLoopResultBuilder]: For program point L8664(line 8664) no Hoare annotation was computed. [2022-07-19 22:51:42,166 INFO L899 garLoopResultBuilder]: For program point L8631(line 8631) no Hoare annotation was computed. [2022-07-19 22:51:42,166 INFO L899 garLoopResultBuilder]: For program point L8656(line 8656) no Hoare annotation was computed. [2022-07-19 22:51:42,166 INFO L899 garLoopResultBuilder]: For program point usb_kill_urbEXIT(lines 12616 12618) no Hoare annotation was computed. [2022-07-19 22:51:42,166 INFO L902 garLoopResultBuilder]: At program point usb_kill_urbENTRY(lines 12616 12618) the Hoare annotation is: true [2022-07-19 22:51:42,166 INFO L899 garLoopResultBuilder]: For program point usb_kill_urbFINAL(lines 12616 12618) no Hoare annotation was computed. [2022-07-19 22:51:42,166 INFO L899 garLoopResultBuilder]: For program point audio_buf_freeFINAL(lines 8315 8341) no Hoare annotation was computed. [2022-07-19 22:51:42,167 INFO L899 garLoopResultBuilder]: For program point L8335-1(lines 8335 8338) no Hoare annotation was computed. [2022-07-19 22:51:42,167 INFO L902 garLoopResultBuilder]: At program point L8331(lines 8319 8340) the Hoare annotation is: true [2022-07-19 22:51:42,167 INFO L902 garLoopResultBuilder]: At program point L8329(lines 8319 8340) the Hoare annotation is: true [2022-07-19 22:51:42,167 INFO L902 garLoopResultBuilder]: At program point audio_buf_freeENTRY(lines 8315 8341) the Hoare annotation is: true [2022-07-19 22:51:42,167 INFO L899 garLoopResultBuilder]: For program point L8325-1(line 8325) no Hoare annotation was computed. [2022-07-19 22:51:42,167 INFO L902 garLoopResultBuilder]: At program point L8325(line 8325) the Hoare annotation is: true [2022-07-19 22:51:42,168 INFO L899 garLoopResultBuilder]: For program point audio_buf_freeEXIT(lines 8315 8341) no Hoare annotation was computed. [2022-07-19 22:51:42,168 INFO L902 garLoopResultBuilder]: At program point L8334(line 8334) the Hoare annotation is: true [2022-07-19 22:51:42,168 INFO L899 garLoopResultBuilder]: For program point L8334-1(lines 8319 8340) no Hoare annotation was computed. [2022-07-19 22:51:42,168 INFO L899 garLoopResultBuilder]: For program point L8324-2(lines 8324 8327) no Hoare annotation was computed. [2022-07-19 22:51:42,168 INFO L899 garLoopResultBuilder]: For program point L8324(lines 8324 8327) no Hoare annotation was computed. [2022-07-19 22:51:42,171 INFO L356 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2022-07-19 22:51:42,173 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-19 22:51:42,191 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.07 10:51:42 BoogieIcfgContainer [2022-07-19 22:51:42,192 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-19 22:51:42,192 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-19 22:51:42,192 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-19 22:51:42,193 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-19 22:51:42,193 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 10:51:11" (3/4) ... [2022-07-19 22:51:42,196 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-19 22:51:42,202 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_submit_urb [2022-07-19 22:51:42,202 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_autopm_get_interface [2022-07-19 22:51:42,202 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2022-07-19 22:51:42,202 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_pd_capture_open [2022-07-19 22:51:42,202 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kref_get [2022-07-19 22:51:42,202 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_initialize [2022-07-19 22:51:42,203 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_autopm_put_interface [2022-07-19 22:51:42,203 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_pd_hw_capture_free [2022-07-19 22:51:42,203 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure fire_audio_urb [2022-07-19 22:51:42,203 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_alloc_coherent [2022-07-19 22:51:42,203 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_check_return_value [2022-07-19 22:51:42,203 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kref_put [2022-07-19 22:51:42,203 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure free_all_urb_generic [2022-07-19 22:51:42,203 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_handler_precall [2022-07-19 22:51:42,204 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_free_urb [2022-07-19 22:51:42,204 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __create_pipe [2022-07-19 22:51:42,204 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_pd_pcm_close [2022-07-19 22:51:42,204 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_pd_prepare [2022-07-19 22:51:42,204 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2022-07-19 22:51:42,204 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_alloc_urb [2022-07-19 22:51:42,204 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_check_final_state [2022-07-19 22:51:42,204 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure alloc_bulk_urbs_generic [2022-07-19 22:51:42,205 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_kill_urb [2022-07-19 22:51:42,205 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure audio_buf_free [2022-07-19 22:51:42,231 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 177 nodes and edges [2022-07-19 22:51:42,234 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 75 nodes and edges [2022-07-19 22:51:42,237 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 34 nodes and edges [2022-07-19 22:51:42,240 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2022-07-19 22:51:42,242 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-07-19 22:51:42,245 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-07-19 22:51:42,248 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-07-19 22:51:42,250 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-19 22:51:42,864 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-19 22:51:42,864 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-19 22:51:42,865 INFO L158 Benchmark]: Toolchain (without parser) took 109511.35ms. Allocated memory was 119.5MB in the beginning and 717.2MB in the end (delta: 597.7MB). Free memory was 80.1MB in the beginning and 265.5MB in the end (delta: -185.4MB). Peak memory consumption was 411.0MB. Max. memory is 16.1GB. [2022-07-19 22:51:42,865 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 119.5MB. Free memory is still 76.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-19 22:51:42,866 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3958.86ms. Allocated memory was 119.5MB in the beginning and 188.7MB in the end (delta: 69.2MB). Free memory was 79.7MB in the beginning and 62.3MB in the end (delta: 17.4MB). Peak memory consumption was 96.3MB. Max. memory is 16.1GB. [2022-07-19 22:51:42,866 INFO L158 Benchmark]: Boogie Procedure Inliner took 328.80ms. Allocated memory was 188.7MB in the beginning and 276.8MB in the end (delta: 88.1MB). Free memory was 62.3MB in the beginning and 174.7MB in the end (delta: -112.4MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. [2022-07-19 22:51:42,866 INFO L158 Benchmark]: Boogie Preprocessor took 178.36ms. Allocated memory is still 276.8MB. Free memory was 174.7MB in the beginning and 157.9MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-07-19 22:51:42,867 INFO L158 Benchmark]: RCFGBuilder took 73236.50ms. Allocated memory was 276.8MB in the beginning and 717.2MB in the end (delta: 440.4MB). Free memory was 157.9MB in the beginning and 476.2MB in the end (delta: -318.3MB). Peak memory consumption was 418.8MB. Max. memory is 16.1GB. [2022-07-19 22:51:42,867 INFO L158 Benchmark]: TraceAbstraction took 31127.70ms. Allocated memory is still 717.2MB. Free memory was 476.2MB in the beginning and 402.9MB in the end (delta: 73.4MB). Peak memory consumption was 74.4MB. Max. memory is 16.1GB. [2022-07-19 22:51:42,867 INFO L158 Benchmark]: Witness Printer took 672.04ms. Allocated memory is still 717.2MB. Free memory was 402.9MB in the beginning and 265.5MB in the end (delta: 137.4MB). Peak memory consumption was 136.3MB. Max. memory is 16.1GB. [2022-07-19 22:51:42,868 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 119.5MB. Free memory is still 76.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3958.86ms. Allocated memory was 119.5MB in the beginning and 188.7MB in the end (delta: 69.2MB). Free memory was 79.7MB in the beginning and 62.3MB in the end (delta: 17.4MB). Peak memory consumption was 96.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 328.80ms. Allocated memory was 188.7MB in the beginning and 276.8MB in the end (delta: 88.1MB). Free memory was 62.3MB in the beginning and 174.7MB in the end (delta: -112.4MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 178.36ms. Allocated memory is still 276.8MB. Free memory was 174.7MB in the beginning and 157.9MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * RCFGBuilder took 73236.50ms. Allocated memory was 276.8MB in the beginning and 717.2MB in the end (delta: 440.4MB). Free memory was 157.9MB in the beginning and 476.2MB in the end (delta: -318.3MB). Peak memory consumption was 418.8MB. Max. memory is 16.1GB. * TraceAbstraction took 31127.70ms. Allocated memory is still 717.2MB. Free memory was 476.2MB in the beginning and 402.9MB in the end (delta: 73.4MB). Peak memory consumption was 74.4MB. Max. memory is 16.1GB. * Witness Printer took 672.04ms. Allocated memory is still 717.2MB. Free memory was 402.9MB in the beginning and 265.5MB in the end (delta: 137.4MB). Peak memory consumption was 136.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 11817]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 25 procedures, 212 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 31.0s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 23.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 10 mSolverCounterUnknown, 1536 SdHoareTripleChecker+Valid, 23.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1455 mSDsluCounter, 1451 SdHoareTripleChecker+Invalid, 22.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 393 mSDsCounter, 425 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 283 IncrementalHoareTripleChecker+Invalid, 718 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 425 mSolverCounterUnsat, 1058 mSDtfsCounter, 283 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 30 GetRequests, 10 SyntacticMatches, 5 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=212occurred in iteration=0, InterpolantAutomatonStates: 25, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 85 LocationsWithAnnotation, 175 PreInvPairs, 212 NumberOfFragments, 607 HoareAnnotationTreeSize, 175 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 85 FomulaSimplificationsInter, 1764 FormulaSimplificationTreeSizeReductionInter, 3.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 70 NumberOfCodeBlocks, 70 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 65 ConstructedInterpolants, 0 QuantifiedInterpolants, 220 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 8623]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 6098]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8623]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 8319]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8623]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 5389]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8482]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 6132]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 12556]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8319]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8613]: Loop Invariant Derived loop invariant: ldv_mutex_lock_of_poseidon == 1 - InvariantResult [Line: 8287]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 6132]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8533]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 12735]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 8523]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 8233]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 5424]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 12604]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8459]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8459]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6098]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 12660]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 12738]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 RESULT: Ultimate proved your program to be correct! [2022-07-19 22:51:42,968 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE